<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>HTML表单</title>
</head>

<body>
    <form action="#">
        <label for="username">用户名;</label>
        <input id="username" type="text" placeholder="请输入用户名"> <br><br>
        <label for="passwd">密码：</label>
        <input id="passwd" type="password" placeholder="请输入密码"> <br><br>

        <label for="">性别：</label>
        <input type="radio" name="gender"> 男
        <input type="radio" name="gender"> 女
        <input type="radio" name="gender"> 其他 <br><br>


        <label for="">爱好：</label>
        <input type="checkbox" name="hobby"> 唱
        <input type="checkbox" name="hobby"> 跳
        <input type="checkbox" name="hobby"> RAP
        <input type="checkbox" name="hobby"> 篮球

        <input type="submit" value="上传">
    </form>

</body>

</html>